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    <h1>
      <a href="../../index.html">All files</a> / <a href="index.html">src/lib</a> xhr.ts
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      <div class='fl pad1y space-right2'>
        <span class="strong">82.76% </span>
        <span class="quiet">Statements</span>
        <span class='fraction'>24/29</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">53.13% </span>
        <span class="quiet">Branches</span>
        <span class='fraction'>17/32</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">66.67% </span>
        <span class="quiet">Functions</span>
        <span class='fraction'>2/3</span>
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      <div class='fl pad1y space-right2'>
        <span class="strong">82.76% </span>
        <span class="quiet">Lines</span>
        <span class='fraction'>24/29</span>
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      Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">const NOOP = <span class="fstat-no" title="function not covered" >function (): void { /* Noop */ }</span>;
interface XHROpts {
    url: string;
    type: 'GET' | 'POST';
    success?: Function;
    fail?: Function;
    withCredentials: boolean;
    header?: any;
    data?: any;
}
export default function (opts: XHROpts): XMLHttpRequest {
    const useXDomainRequest: boolean = 'XDomainRequest' in window;
    const req = useXDomainRequest
        ? <span class="branch-0 cbranch-no" title="branch not covered" >new (window as any).XDomainRequest()</span>
        : new XMLHttpRequest();
    req.open(opts.type || <span class="branch-1 cbranch-no" title="branch not covered" >'GET',</span> opts.url, true);
    req.success = opts.success || <span class="branch-1 cbranch-no" title="branch not covered" >NOOP;</span>
    req.fail = opts.fail || <span class="branch-1 cbranch-no" title="branch not covered" >NOOP;</span>
    req.withCredentials = !!opts.withCredentials;
    <span class="missing-if-branch" title="if path not taken" >I</span>if (useXDomainRequest) {
<span class="cstat-no" title="statement not covered" >        req.onload = opts.success || NOOP;</span>
<span class="cstat-no" title="statement not covered" >        req.onerror = opts.fail || NOOP;</span>
<span class="cstat-no" title="statement not covered" >        req.onprogress = NOOP;</span>
    } else {
        req.onreadystatechange = function (): void {
            <span class="missing-if-branch" title="else path not taken" >E</span>if (req.readyState == 4) {
                const status = req.status;
                if (status &gt;= 200) {
                    try {
                        const response = JSON.parse(req.responseText);
                        opts.success &amp;&amp; opts.success(response);
                    } catch (e) {
<span class="cstat-no" title="statement not covered" >                        opts.fail &amp;&amp; opts.fail(e);</span>
                    }
                } else {
                    opts.fail &amp;&amp; opts.fail(req.statusText);
                }
            }
        };
    }
    <span class="missing-if-branch" title="else path not taken" >E</span>if (opts.type === 'POST') {
        <span class="missing-if-branch" title="else path not taken" >E</span>if (opts.header &amp;&amp; !useXDomainRequest) {
            for (const key in opts.header) {
                <span class="missing-if-branch" title="else path not taken" >E</span>if (key in opts.header) {
                    req.setRequestHeader(key, opts.header[key]);
                }
            }
        }
        req.send(opts.data);
    } else {
<span class="cstat-no" title="statement not covered" >        req.send();</span>
    }
    return req;
}
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